private object PopulateMultidimensionalArray(IList list, JsonReader reader, JsonArrayContract contract, JsonProperty containerProperty, string id)
{
int rank = contract.UnderlyingType.GetArrayRank();
if (id != null)
Serializer.ReferenceResolver.AddReference(this, id, list);
contract.InvokeOnDeserializing(list, Serializer.Context);
JsonContract collectionItemContract = GetContractSafe(contract.CollectionItemType);
JsonConverter collectionItemConverter = GetConverter(collectionItemContract, null, contract, containerProperty);
int? previousErrorIndex = null;
Stack<IList> listStack = new Stack<IList>();
listStack.Push(list);
IList currentList = list;
bool finished = false;
do
{
int initialDepth = reader.Depth;
if (listStack.Count == rank)
{
try
{
if (ReadForType(reader, collectionItemContract, collectionItemConverter != null))
{
switch (reader.TokenType)
{
case JsonToken.EndArray:
listStack.Pop();
currentList = listStack.Peek();
previousErrorIndex = null;
break;
case JsonToken.Comment:
break;
default:
object value;
if (collectionItemConverter != null && collectionItemConverter.CanRead)
value = collectionItemConverter.ReadJson(reader, contract.CollectionItemType, null, GetInternalSerializer());
else
value = CreateValueInternal(reader, contract.CollectionItemType, collectionItemContract, null, contract, containerProperty, null);
currentList.Add(value);
break;
}
}
else
{
break;
}
}
catch (Exception ex)
{
JsonPosition errorPosition = reader.GetPosition(initialDepth);
if (IsErrorHandled(list, contract, errorPosition.Position, reader.Path, ex))
{
HandleError(reader, true, initialDepth);
if (previousErrorIndex != null && previousErrorIndex == errorPosition.Position)
{
// reader index has not moved since previous error handling
// break out of reading array to prevent infinite loop
throw JsonSerializationException.Create(reader, "Infinite loop detected from error handling.", ex);
}
else
{
previousErrorIndex = errorPosition.Position;
}
}
else
{
throw;
}
}
}
else
{
if (reader.Read())
{
switch (reader.TokenType)
{
case JsonToken.StartArray:
IList newList = new List<object>();
currentList.Add(newList);
listStack.Push(newList);
currentList = newList;
break;
case JsonToken.EndArray:
listStack.Pop();
if (listStack.Count > 0)
{
currentList = listStack.Peek();
}
else
{
finished = true;
}
break;
case JsonToken.Comment:
break;
default:
throw JsonSerializationException.Create(reader, "Unexpected token when deserializing multidimensional array: " + reader.TokenType);
}
}
else
{
break;
}
}
} while (!finished);
if (!finished)
ThrowUnexpectedEndException(reader, contract, list, "Unexpected end when deserializing array.");
contract.InvokeOnDeserialized(list, Serializer.Context);
return list;
}
private object PopulateList(IWrappedCollection wrappedList, JsonReader reader, JsonArrayContract contract, JsonProperty containerProperty, string id)
{
object list = wrappedList.UnderlyingCollection;
if (id != null)
Serializer.ReferenceResolver.AddReference(this, id, list);
// can't populate an existing array
if (wrappedList.IsFixedSize)
{
reader.Skip();
return list;
}
contract.InvokeOnDeserializing(list, Serializer.Context);
int initialDepth = reader.Depth;
JsonContract collectionItemContract = GetContractSafe(contract.CollectionItemType);
JsonConverter collectionItemConverter = GetConverter(collectionItemContract, null, contract, containerProperty);
int? previousErrorIndex = null;
bool finished = false;
do
{
try
{
if (ReadForType(reader, collectionItemContract, collectionItemConverter != null))
{
switch (reader.TokenType)
{
case JsonToken.EndArray:
finished = true;
break;
case JsonToken.Comment:
break;
default:
object value;
if (collectionItemConverter != null && collectionItemConverter.CanRead)
value = collectionItemConverter.ReadJson(reader, contract.CollectionItemType, null, GetInternalSerializer());
else
value = CreateValueInternal(reader, contract.CollectionItemType, collectionItemContract, null, contract, containerProperty, null);
wrappedList.Add(value);
break;
}
}
else
{
break;
}
}
catch (Exception ex)
{
JsonPosition errorPosition = reader.GetPosition(initialDepth);
if (IsErrorHandled(list, contract, errorPosition.Position, reader.Path, ex))
{
HandleError(reader, true, initialDepth);
if (previousErrorIndex != null && previousErrorIndex == errorPosition.Position)
{
// reader index has not moved since previous error handling
// break out of reading array to prevent infinite loop
throw JsonSerializationException.Create(reader, "Infinite loop detected from error handling.", ex);
}
else
{
previousErrorIndex = errorPosition.Position;
}
}
else
{
throw;
}
}
} while (!finished);
if (!finished)
ThrowUnexpectedEndException(reader, contract, list, "Unexpected end when deserializing array.");
contract.InvokeOnDeserialized(list, Serializer.Context);
return list;
}
